The longest U.S. Senate filibusters since 1900, when the Senate began keeping precise records, the senators who spoke for hours on end, the issues and the years:

The longest U.S. Senate filibusters since 1900, when the Senate began keeping precise records, the senators who spoke for hours on end, the issues and the years:

- 24 hours, 18 minutes: Strom Thurmond, S.C., civil rights bill, 1957.

- 23 hours, 30 minutes: Alfonse D’Amato, N.Y., military bill, 1986.

- 22 hours, 26 minutes: Wayne Morse, Ore., Tidelands oil bill, 1953.

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- 18 hours, 23 minutes: Robert La Follette Sr., Wis., currency bill, 1908.

- 16 hours, 12 minutes: William Proxmire, Wis., debt increase, 1981.

- 15 hours, 30 minutes: Huey Long, La., industrial recovery, 1935.

- 15 hours, 14 minutes: D’Amato, tax bill, 1992.

- 14 hours, 13 minutes: Robert Byrd, W.Va., civil rights bill, 1964.

- 12 hours, 52 minutes: Rand Paul, Ky., use of drones against American citizens, 2013.

- 8 hours, 39 minutes: Harry Reid, Nev., protesting a Republican-led filibuster, 2003.

- 8 hours, 37 minutes: Bernard Sanders, Vt., extension of tax cuts, 2010.

On the screen in “Mr. Smith Goes to Washington”:

Nearly 24 hours: Jefferson Smith (Jimmy Stewart), Willet Dam, 1939.

Source: Senate Historical Office, Columbia Pictures.